Home / 38,849.48-58,279.44-12,547.88

Finding the Fourth Proportional to 38,849.48, 58,279.44 and 12,547.88

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Solution

The fourth proportional to 38,849.48, 58,279.44 and 12,547.88 is: 18,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.48 : 58,279.44 = 12,547.88 : x
  2. Step 2: Convert to fraction form
    38,849.48/58,279.44 = 12,547.88/x
  3. Step 3: Cross multiply
    38,849.48x = 58,279.44 × 12,547.88
  4. Step 4: Simplify right side
    38,849.48x = 731,283,419.59
  5. Step 5: Solve for x
    x = 731,283,419.59/38,849.48
  6. Step 6: Final answer
    x = 18,823.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.